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CVE-2026-18252 Inclusion of Functionality from Untrusted Control Sphere in GitLab

🗓️ 26 Aug 2026 13:36:00Reported by GitLabType 
cvelist
 cvelist
🔗 www.cve.org👁 39 Views

Arbitrary command execution in GitLab EE 18.9-19.3 via Claude agent on user-controlled CI config.

Related
Affected
Refs
[
  {
    "vendor": "GitLab",
    "product": "GitLab",
    "repo": "git://[email protected]:gitlab-org/gitlab.git",
    "cpes": [
      "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
    ],
    "versions": [
      {
        "version": "18.9",
        "status": "affected",
        "lessThan": "19.1.7",
        "versionType": "semver"
      },
      {
        "version": "19.2",
        "status": "affected",
        "lessThan": "19.2.5",
        "versionType": "semver"
      },
      {
        "version": "19.3",
        "status": "affected",
        "lessThan": "19.3.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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